Home / 626,501.36-939,768.16-200,036.80

Finding the Fourth Proportional to 626,501.36, 939,768.16 and 200,036.80

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Solution

The fourth proportional to 626,501.36, 939,768.16 and 200,036.80 is: 300,060.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,501.36 : 939,768.16 = 200,036.80 : x
  2. Step 2: Convert to fraction form
    626,501.36/939,768.16 = 200,036.80/x
  3. Step 3: Cross multiply
    626,501.36x = 939,768.16 × 200,036.80
  4. Step 4: Simplify right side
    626,501.36x = 187,988,215,468.29
  5. Step 5: Solve for x
    x = 187,988,215,468.29/626,501.36
  6. Step 6: Final answer
    x = 300,060.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.